Marubeni to Market n&k Products

Scientists from Helmholtz-Zentrum Berlin (HZB), Tsinghua University, and Germany’s national metrology institute Physikalisch-Technische Bundesanstalt (PTB), are building the foundation for a...

Devices that capture light from quantum dots, like chip-scale lasers and optical amplifiers, have made their way from the lab to the commercial market. The transition for newer quantum dot-based...

The well-defined spacing between frequency spikes makes the frequency comb a valuable light measurement tool. Just as the evenly spaced lines on a ruler provide a way to measure distance, the evenly...

Empire State Development has named the 10 companies selected to participate in round seven of the Luminate NY accelerator program, investment fund, and competition. Each finalist will receive an...

PI’s granite-based multi-axis motion systems can be used for the automation of wafer metrology, glass substrate inspection, and lithography applications. Based on modular concepts, the stages...

The N-332 family from PI are nanometer-precision linear stages designed for applications in semiconductor technology, fiber optics, microscopy, bio-nanotechnology, metrology, and scientific research...

The Qualifire™ from Zygo Corporation is a laser interferometer designed to support metrology applications in industries such as semiconductor, lithography, space-borne imaging systems,...

The V-571 family from PI is a linear stage family for applications including sample inspection, precision micro-assembly, semiconductor inspection and metrology, and photonics alignment. The stages...

An interferometer is an instrument that compares the position or surface structure of two objects. The basic two-beam division of amplitude interferometer components consists of a light source, a...

With the understanding of aspheric lens manufacturing provided in part one of this article, designers have the tools to optimize their aspheres; the next step is to understand how to specify and...

Conditions on the factory floor and in industrial cleanrooms with high-capacity air filtration systems can hamper the use of interferometry. Another problem is the testing of large-aperture mirrors...

Flat optics generally perform three main functions: They transmit light (windows), reflect light (mirrors), and fold light (prisms). While most optical manufacturers make spherical and flat optics, a...

In this white paper, Dr. Iain Johnson, Lumencor’s Director of Technical Support, tests Lumencor’s laser-based CELESTA Light Engine for consistency, power, and stability using continuous wave...

Accurate control over film thickness and uniformity is essential for throughput and performance in the automotive, aerospace, semiconductor, medical, and research industries. The modern standard for...

This article outlines the various factors which contribute to the successful manufacturing of vacuum windows. The understanding and use of cutting-edge technology, quality control via...

Quantification of surface finish is both complex and necessary. Despite surface topography being three-dimensional, the most established surface measurement parameter is average roughness (Ra), a...

3D optical methods have come a long way from the early stereo viewers and multiangle sliding images that existed more than a century ago. As measurement tools, these methods have in the past 40 years...

Microlenses are critical components used in a wide variety of consumer devices and industrial sensors, ranging from cellphone cameras and virtual reality goggles to 3D displays and advanced...

This webinar discusses advanced preform and fiber measurement techniques for specialty fibers, with a particular focus on fibers produced using the POD (plasma outside deposition) process. In this...

The discrete electronic energy levels in atoms and atom-like systems and the ability to probe and control them using their interactions with electromagnetic fields have enabled a host of applications...

A femtosecond laser is a type of laser that emits ultrashort pulses of light with durations on the order of femtoseconds, where one femtosecond is equal to 10-15 seconds. These lasers are capable of...

An ultrafast pulsed laser is a type of laser that emits extremely short pulses of light with durations typically on the order of femtoseconds (10-15 seconds) or picoseconds (10-12 seconds). These...

Sparkling granular pattern that is observed when an object diffusely reflects coincident laser light. Speckle appears as an irregularity in many holographs but has been exploited as a measurement...

A linear positioning stage, also known as a linear stage or translation stage, is a precision mechanical device used to accurately move and position objects along a linear axis. These stages are...

Lattice Materials is the world’s leading manufacturer of silicon and germanium parts. With over 30,000 sq ft of space and capabilities ranging from crystal growth to polishing and even thin-film...

Serving the needs of the Military and Aerospace industry requires a high level of quality and commitment. With mission-critical programs and applications, failure is not an option. Success demands...

We are celebrating 10 years of Äpre! We’re proud to have helped so many of you increase your capabilities so you, in turn, can meet your customer’s toughest requirements. We’re grateful we can...

In this video, we explore how an AOM CGH (computer-generated hologram) coupled with our metrology platform enables testing for a freeform optic. The metrology platform provides a mount for a test...

A Twyman-Green interferometer is a testing device that provides a contour map of the emergent wavefront for the observer in terms of the given wavelength of the light.

A radiometer is a device used to measure the intensity of radiant energy.

The LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...

Avantier Inc. is an unparalleled leader in providing innovative imaging systems solutions and optical systems solutions. We offer advance precision custom optical design, optical engineering...

The Optical Engineering Experts® Optikos designs and manufactures metrology products for measuring and assuring optical image quality; and provides optical engineering design, development,...

Precision Optical: our name embodies who we are. Since 1959, Precision Optical has earned a widely recognized reputation for reliability, value, and quality precision optics for the most demanding...